*{
    margin: 0;
    padding: 0;
    list-style: none;
    text-decoration: none;
}
/* 原子类 */
/* 盒子居中 */
.auto{
    margin: auto;
}
/* 右浮 */
.right{
    float: right;
}
/* 清除浮动 */
.articlefloat{
    content: "";
    display: block;
    clear: both;
}
.logo{
    width: 100%;
    height: 100px;
}
.logo>img{
    margin-top: 10px;
    margin-left: 80px;
}
.logo>.rightme{
    width: 540px;
    height: 100px;
    padding-left: 40px;
    font-size: 16px;
}
.logo>.rightme ul:nth-child(1) li{
    float: left;
    line-height: 100px;
    margin-right: 20px;
}
.logo>.rightme ul:nth-child(1) li a{
    color: black;
}
.logo>.rightme ul:nth-child(2) li{
    float: left;
    line-height: 110px;
    margin-right: 20px;
}
.banner{
    width: 100%;
    height: 260px;
    background-image: url("../img/bannerlx.webp");
    background-repeat: no-repeat;
}
.title{
    width: 900px;
    height: 100px;
    text-align: center;
    margin-top: 100px;
}
.title>.titlezm{
    font-size: 16px;
    margin-bottom: 10px;
    color: grey;
}
.imgw{
    width: 905px;
    height: 300px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.imgw>div{
    width: 300px;
    height: 200px;
    border-right: 1px solid grey;
    margin-top: 50px;
    text-align: center;
}
.imgw>div:nth-child(3){
    border-right: 0;
}
.imgw>div p:nth-child(2){
    margin-top: 30px;
    font-size: 20px;
    margin-bottom: 20px;
}
.imgw>div p:nth-child(3){
    font-size: 14px;
    color: grey;
}
.kb{
    width: 900px;
    height: 300px;
    background-color: #F3F1EC;
    margin-bottom: 50px;
}
.bottom{
    width: 100%;
    height: 200px;
    background-color: #F3F3F3;
}
.bottom>div{
    width: 1100px;
    height: 200px;
    margin: auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.bottom>div ul:nth-child(4){
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 250px;
}
.dw{
    width: 1100px;
    height: 40px;
    color: gray;
    font-size: 14px;
    line-height: 40px;
}